Just to let you know<\/p>\n
Sign up for a free OnlineExamMaker account<\/a> to create an interactive online quiz in minutes – automatic grading & mobile friendly.<\/p>\n<\/div>\n 1. What is the primary feature that distinguishes Rust from many other programming languages? 2. Which of the following is NOT a key goal of Rust? 3. In Rust, what is the purpose of the borrow checker? 4. Which term is used in Rust to describe the scope in which a borrowed reference is valid? 5. What is the symbol used to denote a comment in Rust? 6. Which keyword is used to define a new variable in Rust? 7. In Rust, how is a function declared? 8. What is the default visibility of variables and functions in Rust? 9. What is the macro system used in Rust called? 10. In Rust, how do you define an immutable variable? 11. What does the “mut” keyword indicate when defining a variable in Rust? 12. What is the output of the following code snippet? 13. In Rust, which data type is used for floating-point numbers with double precision? 14. Which of the following is NOT a valid numeric literal in Rust? 15. How do you declare a tuple in Rust? Download questions & answers for free<\/p>\nIn this article<\/h3>\n
\n
![\"\"](\"https:\/\/onlineexammaker.com\/kb\/wp-content\/uploads\/2023\/08\/Rust-language-quiz.webp\")
<\/p>\nPart 1: 30 Rust quiz questions & answers<\/h3>\n
\n a) Object-oriented programming
\n b) Memory safety
\n c) Dynamic typing
\n d) Interpreted execution
\n Answer: b) Memory safety<\/p>\n
\n a) High performance
\n b) Conciseness
\n c) Concurrency
\n d) Memory safety
\n Answer: b) Conciseness<\/p>\n
\n a) To manage memory allocation for variables
\n b) To prevent data races and null pointer dereferences
\n c) To facilitate pattern matching
\n d) To enforce strict typing rules
\n Answer: b) To prevent data races and null pointer dereferences<\/p>\n
\n a) Lifespan
\n b) Ownership
\n c) Dangling
\n d) Mutation
\n Answer: a) Lifespan<\/p>\n
\n a) \/\/
\n b) —
\n c) \/*
\n d) #
\n Answer: a) \/\/<\/p>\n
\n a) let
\n b) var
\n c) define
\n d) const
\n Answer: a) let<\/p>\n
\n a) def function_name():
\n b) fn function_name()
\n c) void function_name()
\n d) func function_name()
\n Answer: b) fn function_name()<\/p>\n
\n a) Public
\n b) Private
\n c) Protected
\n d) Package-private
\n Answer: b) Private<\/p>\n
\n a) define
\n b) macro_rules!
\n c) def
\n d) macro()
\n Answer: b) macro_rules!<\/p>\n
\n a) let x = 5;
\n b) const x = 5;
\n c) let mut x = 5;
\n d) immutable x = 5;
\n Answer: a) let x = 5;<\/p>\n
\n a) The variable cannot be changed after initialization.
\n b) The variable can be changed, and its value is mutable.
\n c) The variable is a constant and cannot be changed.
\n d) The variable is a reference to another variable.
\n Answer: b) The variable can be changed, and its value is mutable.<\/p>\n
\n “`rust
\n let x = 5;
\n let y = x + 3;
\n println!(“The value of y is: {}”, y);
\n “`
\n a) The value of y is: 5
\n b) The value of y is: 8
\n c) The value of y is: x + 3
\n d) The code will not compile due to a syntax error.
\n Answer: b) The value of y is: 8<\/p>\n
\n a) float
\n b) double
\n c) f64
\n d) real
\n Answer: c) f64<\/p>\n
\n a) 42
\n b) 3.14
\n c) 0b1010
\n d) “Hello”
\n Answer: d) “Hello”<\/p>\n
\n a) (1, 2, 3)
\n b) tuple(1, 2, 3)
\n c) new_tuple!(1, 2, 3)
\n d) (1; 2; 3)
\n Answer: a) (1, 2, 3)<\/p>\nPart 2: Download Rust questions & answers for free<\/h3>\n